Mug or similar article



FIG. 1 is a side elevational view of a mug or similar article showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a cross-sectional view thereof taken along line 3--3 of FIG. 2; and

FIG. 4 is a bottom plan view thereof. 

The ornamental design for a mug or similar article, as shown and described. 